package com.yzd.learnjava.concurrency;

import java.util.concurrent.TimeUnit;

import com.yzd.learnjava.util.Print;

class Daemon implements Runnable{
	private Thread[] t = new Thread[10];
	public void run() {
		for(int i = 0 ; i < t.length; i++) {
			t[i] = new Thread(new DaemonSpawn());
			t[i].start();
			Print.print("DaemonSpawn " + i + " started");
		}
		for(int i = 0 ; i < t.length; i++) {
			Print.print("t[" + i + "]. isDaemon() = " + t[i].isDaemon());
		}
		while(true) {
			Thread.yield();
		}
	}
}

class DaemonSpawn implements Runnable{
	public void run() {
		while(true) {
			Thread.yield();
		}
	}
}

public class Daemons{
	
	public static void main(String[] args) throws Exception {
		Thread d = new Thread(new Daemon());
		d.setDaemon(true);
		d.start();
		Print.printnb("d.isDaemon() = " + d.isDaemon() + " , ");
		TimeUnit.SECONDS.sleep(1);
	}
}
